Three LulzSec members are sentenced to between 20 and 32 months for hacking offences. But from the beginning, the Lulzsec group stood in stark contrast to the secretive profiles of other hackers.
A spam-fighting network and an online hosting company are locked in an online battle which they say is slowing down the internet globally in one of the biggest ever attacks - but is it?
MI5 analysts are to work alongside industry experts in a bid to co-ordinate attempts to combat online criminality. But will this so-called fusion cell work, asks Geoff White?
David Cameron defends government proposals to monitor calls, emails, texts and websites visits, claiming that the move is necessary to stop crime and would not be a "snoopers' charter".
Exclusive: Corrupt police officers are accused of deleting intelligence reports from the national police computer on the orders of criminal gangs in a secret report passed to the Leveson inquiry.
Following the arrests of six alleged members of the LulzSec internet hacker collective, Channel 4 News scours their social media profiles and finds a love of weapons, chemistry and Julian Assange.
Support for "hacktivist" group Anonymous is at an all-time high. But as Katie Razzall asks, is the group acting out of an anti-authority ethic or simply hacking for its own sake?
Channel 4 News understands a nuclear safety official has joined MPs and MoD staff on the list of thousands of people whose personal data has been leaked onto the internet by hackers.
As MIT warns the United States may need a cyber shield to protect its power grid, Channel 4 News Technology Producer Geoff White looks at how serious the cyber threat facing Britain is.
As MIT warns the power grid of the United States needs a cyber shield, Technology Producer Geoff White looks at the threat posed by the most serious cyber infrastructure attack ever: Stuxnet.